Home / 36,869.22-55,359.21-21,092.06

Finding the Fourth Proportional to 36,869.22, 55,359.21 and 21,092.06

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Solution

The fourth proportional to 36,869.22, 55,359.21 and 21,092.06 is: 31,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.22 : 55,359.21 = 21,092.06 : x
  2. Step 2: Convert to fraction form
    36,869.22/55,359.21 = 21,092.06/x
  3. Step 3: Cross multiply
    36,869.22x = 55,359.21 × 21,092.06
  4. Step 4: Simplify right side
    36,869.22x = 1,167,639,996.37
  5. Step 5: Solve for x
    x = 1,167,639,996.37/36,869.22
  6. Step 6: Final answer
    x = 31,669.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.